Mia Wasikowska; Joanna Hogg; Neil Brand on Noah

Actress Mia Wasikowska talks about acting with camels in Tracks, the true story of Robyn Davidson who walked 1700 miles across the Australian desert.Director Joanna Hogg discusses her latest dissection of middle-class alienation in Exhibition about two artists who have to leave their dream home, a modernist house in West London.Composer Neil Brand unpicks Clint Mansell's score for Noah and discovers the "God chord".The Film Programme follows two teams competing in Sci-Fi London's 48 hour film challenge, in which they have to make a short movie in only two days.